?? snakessubsonicview.cpp
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// SnakesSubsonicView.cpp : implementation of the CSnakesSubsonicView class
//
#include "stdafx.h"
#include "SnakesSubsonic.h"
#include "SnakesSubsonicDoc.h"
#include "SnakesSubsonicView.h"
#include <math.h>
#include "bitmap.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CSnakesSubsonicView
#define interval 100
#define pi 3.1416
IMPLEMENT_DYNCREATE(CSnakesSubsonicView, CView)
BEGIN_MESSAGE_MAP(CSnakesSubsonicView, CView)
//{{AFX_MSG_MAP(CSnakesSubsonicView)
ON_WM_DESTROY()
ON_WM_SIZE()
ON_WM_KEYDOWN()
ON_WM_TIMER()
//}}AFX_MSG_MAP
// Standard printing commands
ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CSnakesSubsonicView construction/destruction
CSnakesSubsonicView::CSnakesSubsonicView()
{
// TODO: add construction code here
}
CSnakesSubsonicView::~CSnakesSubsonicView()
{
}
/////////////////////////////////////////////////////////////////////////////
// CSnakesSubsonicView printing
BOOL CSnakesSubsonicView::OnPreparePrinting(CPrintInfo* pInfo)
{
// default preparation
return DoPreparePrinting(pInfo);
}
void CSnakesSubsonicView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add extra initialization before printing
}
void CSnakesSubsonicView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CSnakesSubsonicView diagnostics
#ifdef _DEBUG
void CSnakesSubsonicView::AssertValid() const
{
CView::AssertValid();
}
void CSnakesSubsonicView::Dump(CDumpContext& dc) const
{
CView::Dump(dc);
}
CSnakesSubsonicDoc* CSnakesSubsonicView::GetDocument() // non-debug version is inline
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CSnakesSubsonicDoc)));
return (CSnakesSubsonicDoc*)m_pDocument;
}
#endif //_DEBUG
BOOL CSnakesSubsonicView::PreCreateWindow(CREATESTRUCT& cs)
{
// TODO: Modify the Window class or styles here by modifying
// the CREATESTRUCT cs
//設置窗口類型：
cs.style |= WS_CLIPSIBLINGS|WS_CLIPCHILDREN;
return CView::PreCreateWindow(cs);
}
void CSnakesSubsonicView::OnInitialUpdate(){
CView::OnInitialUpdate();
PIXELFORMATDESCRIPTOR pfd;
int n;
HGLRC hrc;
m_pDC=new CClientDC(this);
ASSERT(m_pDC!=NULL);
if(!bSetupPixelFormat())
return;
n=::GetPixelFormat(m_pDC->GetSafeHdc());
::DescribePixelFormat(m_pDC->GetSafeHdc(),n,sizeof(pfd),&pfd);
// CreateRGBPalette();
hrc=wglCreateContext(m_pDC->GetSafeHdc());
wglMakeCurrent(m_pDC->GetSafeHdc(),hrc);
glEnable(GL_LINE_SMOOTH);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glLineWidth(5.0);
glShadeModel(GL_FLAT);
glClearColor(0.0,0.0,0.0,0.0);
glDepthFunc(GL_LESS);
glEnable(GL_DEPTH_TEST);
LoadBMP("pic/bg4.bmp",TextureImage[0]);
LoadT16("pic/tree.bmp",TextureImage[1]);
LoadT16("pic/snakehead.bmp",headimage);
LoadT16("pic/apple.bmp",fruit[0]);
LoadT16("pic/banana.bmp",fruit[1]);
LoadT16("pic/blueberry.bmp",fruit[2]);
LoadT16("pic/lemon.bmp",fruit[3]);
LoadT16("pic/orange.bmp",fruit[4]);
LoadT16("pic/pineapple.bmp",fruit[5]);
LoadT16("pic/pear.bmp",fruit[6]);
Font = new CGLFont();
hFont = CreateFont(-108,0,0,0,400,0,0,0,GB2312_CHARSET,0,0,0,FF_MODERN,"Arial");
// SetTimer(1,interval,NULL);
// timer = 1;
GameOver = 0;
}
BOOL CSnakesSubsonicView::bSetupPixelFormat() //設置像素格式
{
PIXELFORMATDESCRIPTOR pfd = {
sizeof(PIXELFORMATDESCRIPTOR), // pfd結構的大小
1, // 版本號
PFD_DRAW_TO_WINDOW | // 支持在窗口中繪圖
PFD_SUPPORT_OPENGL | // 支持 OpenGL
PFD_DOUBLEBUFFER, // 雙緩存模式
PFD_TYPE_RGBA, // RGBA 顏色模式
24, // 24 位顏色深度
0, 0, 0, 0, 0, 0, // 忽略顏色位
0, // 沒有非透明度緩存
0, // 忽略移位位
0, // 無累加緩存
0, 0, 0, 0, // 忽略累加位
32, // 32 位深度緩存
0, // 無模板緩存
0, // 無輔助緩存
PFD_MAIN_PLANE, // 主層
0, // 保留
0, 0, 0 // 忽略層,可見性和損毀掩模
};
int pixelformat;
if((pixelformat=ChoosePixelFormat(m_pDC->GetSafeHdc(),&pfd))==0)
{
MessageBox("choosepixelformated failed");
return false;
}
if(SetPixelFormat(m_pDC->GetSafeHdc(),pixelformat,&pfd)==FALSE)
{
MessageBox("SetPixelFormat failed");
return false;
}
return true;
}
/////////////////////////////////////////////////////////////////////////////
// CSnakesSubsonicView drawing
void CSnakesSubsonicView::OnDraw(CDC* pDC)
{
KillTimer(1);
timer = 0;
CSnakesSubsonicDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
// TODO: add draw code for native data here
glClearColor(0.0f, 0.0f, 0.0f, 1.0f); // 設置刷新背景色
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); // 刷新背景
if(GameOver){
glTranslatef(0,0,-4); // 背景圖片位置
CString gover = "Game Over";
Font->entext(-1.5, 0, gover, hFont, 1.0f, 0.0f, 1.0f);
}
else{
snk.DrawHead(headimage);
snk.DrawSnake();
// LoadT16("pic/apple.bmp",fruit[0]);
// LoadT16("pic/banana.bmp",fruit[1]);
// LoadT16("pic/apple1.bmp",fruit[2]);
// LoadT16("pic/lemon.bmp",fruit[3]);
// LoadT16("pic/orange.bmp",fruit[4]);
// LoadT16("pic/pineapple.bmp",fruit[5]);
// LoadT16("pic/pear.bmp",fruit[6]);
switch(snk.foodkind){
case 0:
snk.DrawFood(fruit[0],0.6,0.6);
break;
case 1:
snk.DrawFood(fruit[1],0.7,0.42);
break;
case 2:
snk.DrawFood(fruit[2],0.6,0.4);
break;
case 3:
snk.DrawFood(fruit[3],0.6,0.6);
break;
case 4:
snk.DrawFood(fruit[4],0.6,0.65);
break;
case 5:
snk.DrawFood(fruit[5],0.6,0.6);
break;
case 6:
snk.DrawFood(fruit[6],0.6,0.6);
break;
}
}
glLoadIdentity(); // 重置當前的模型觀察矩陣
float height = 7.68; // 背景圖片尺寸
float width = 10.24;
// LoadBMP("pic/bg4.bmp",TextureImage[0]);
glPushMatrix();
glColor4f(1,1,1,1); // 設置背景貼圖底色為白色
glTranslatef(0,0,-5); // 背景圖片位置
glBindTexture(GL_TEXTURE_2D, TextureImage[0]); // This Will Select The BG Maps...
glEnable(GL_TEXTURE_2D);
// glPushMatrix();
glBegin(GL_QUADS);
// glNormal3f( 0.0f, 0.0f, 1.0f); //設置傳遞參數的當前法線
glTexCoord2f(0.0f, 0.0f); glVertex2f( -width/2, -height/2);
glTexCoord2f(1.0f, 0.0f); glVertex2f( width/2, -height/2);
glTexCoord2f(1.0f, 1.0f); glVertex2f( width/2, height/2);
glTexCoord2f(0.0f, 1.0f); glVertex2f( -width/2, height/2);
glEnd();
glDisable(GL_TEXTURE_2D);
glPopMatrix();
DrawBorderTree();
glFinish(); // 更新窗口
DrawIcon(pDC->m_hDC,0,0,(HICON)IDI_Acorn);
// glDisable(GL_LIGHT0);
// glDisable(GL_LIGHTING);
// snk.SnakeRun();
SwapBuffers(wglGetCurrentDC()); // 切換緩沖區 只能在最后一次
if(!timer){
SetTimer(1,interval,NULL);
timer = 1;
}
}
void CSnakesSubsonicView::DrawBorderTree(){
// RECT border;
// GetWindowRect(&border);
// long left = border.left;
// long top = border.top;
double height = 0.33; // 圖片尺寸
double width = 0.28;
float inc = 0.2;
if (isOnSize)
{
if(AfxGetMainWnd()->IsZoomed()){
glw += 1.6;
glh += 1.1;
}
else{
glw += 1.9;
glh += 1.2;
}
isOnSize = 0;
}
glPushMatrix();
glColor4f(1,1,1,1); // 設置背景貼圖底色為白色
glTranslatef(-glw-inc,glh,-4.9); // 起始位置 (-3.1, 2)
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_ALPHA_TEST);
glAlphaFunc(GL_GREATER, 0);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, TextureImage[1]); // This Will Select The BG Maps...
glEnable(GL_TEXTURE_2D);
for (int i=0;i<2*glw/inc;i++)
{
glTranslatef(inc,0,0); // 相對位移
glBegin(GL_QUADS);
glTexCoord2d(0.0f, 0.0f); glVertex2d( -width/2, -height/2);
glTexCoord2d(1.0f, 0.0f); glVertex2d( width/2, -height/2);
glTexCoord2d(1.0f, 1.0f); glVertex2d( width/2, height/2);
glTexCoord2d(0.0f, 1.0f); glVertex2d( -width/2, height/2);
glEnd();
glTranslatef(0,-2*glh,0); // 相對位移
glBegin(GL_QUADS);
glTexCoord2d(0.0f, 0.0f); glVertex2d( -width/2, -height/2);
glTexCoord2d(1.0f, 0.0f); glVertex2d( width/2, -height/2);
glTexCoord2d(1.0f, 1.0f); glVertex2d( width/2, height/2);
glTexCoord2d(0.0f, 1.0f); glVertex2d( -width/2, height/2);
glEnd();
glTranslatef(0,2*glh,0); // 相對位移
}
// if (AfxGetMainWnd()->IsZoomed())
// {
// glTranslatef(-0.5,0,0); // 相對位移
// }
for (i=0;i<2*glh/inc-1;i++)
{
glTranslatef(0,-inc,0); // 相對位移
glBegin(GL_QUADS);
glTexCoord2d(0.0f, 0.0f); glVertex2d( -width/2, -height/2);
glTexCoord2d(1.0f, 0.0f); glVertex2d( width/2, -height/2);
glTexCoord2d(1.0f, 1.0f); glVertex2d( width/2, height/2);
glTexCoord2d(0.0f, 1.0f); glVertex2d( -width/2, height/2);
glEnd();
glTranslatef(-2*glw,0,0); // 相對位移
glBegin(GL_QUADS);
glTexCoord2d(0.0f, 0.0f); glVertex2d( -width/2, -height/2);
glTexCoord2d(1.0f, 0.0f); glVertex2d( width/2, -height/2);
glTexCoord2d(1.0f, 1.0f); glVertex2d( width/2, height/2);
glTexCoord2d(0.0f, 1.0f); glVertex2d( -width/2, height/2);
glEnd();
glTranslatef(2*glw,0,0); // 相對位移
}
glDisable(GL_TEXTURE_2D);
glDisable(GL_ALPHA_TEST);
glDisable(GL_BLEND);
glPopMatrix();
}
void CSnakesSubsonicView::OnSize(UINT nType, int cx, int cy)
{
CView::OnSize(nType, cx, cy);
// TODO: Add your message handler code here
//cx,cy是client尺寸
sw = cx; //屏幕寬度
sh = cy; //屏幕高度
if(sh==0) sh=1;
glViewport(0,0,sw,sh); // 設置OpenGL視口大小。
glMatrixMode(GL_PROJECTION); // 設置當前矩陣為投影矩陣。
glLoadIdentity(); // 重置當前指定的矩陣為單位矩陣
gluPerspective( // 設置透視圖
60, // 透視角設置為 60 度
(GLfloat)sw/(GLfloat)sh, // 窗口的寬與高比
1.0, // 視野透視深度:近點1.0f
10 // 視野透視深度:始點1.0f遠點10.0f
);
// 這和照象機很類似，第一個參數設置鏡頭廣角度，第二個參數是長寬比，后面是遠近剪切。
glMatrixMode(GL_MODELVIEW); // 設置當前矩陣為模型視圖矩陣
glLoadIdentity(); // 重置當前指定的矩陣為單位矩陣
gluLookAt(0,0,0,0,0,1,0,1,0);
glRect(4,60.0);
isOnSize = 1;
// glDrawBuffer (GL_BACK); // 告訴OpenGL在后臺緩存中畫圖
}
void CSnakesSubsonicView::glRect(double l, double fovy){
double ratio = sh/sw;
double d = fovy/360*pi;
glw = l*tan(d);
glh = glw*ratio;
}
void CSnakesSubsonicView::OnTimer(UINT nIDEvent)
{
// TODO: Add your message handler code here and/or call default
switch(nIDEvent){
case 1 :
snk.SnakeRun(glw,glh);
if(snk.isDead()){
// AfxMessageBox("你掛了！");
KillTimer(1);
GameOver = 1;
// break;
}
Invalidate(FALSE); // 刷新屏幕
break;
}
CView::OnTimer(nIDEvent);
}
void CSnakesSubsonicView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
// TODO: Add your message handler code here and/or call default
// KillTimer(1);
timer = 0;
if(nChar ==VK_LEFT && (snk.snk_MD == snk.snk_up || snk.snk_MD == snk.snk_down))
snk.snk_MD = snk.snk_left;
if(nChar == VK_RIGHT && (snk.snk_MD == snk.snk_up || snk.snk_MD == snk.snk_down))
snk.snk_MD = snk.snk_right;
if(nChar == VK_UP && (snk.snk_MD == snk.snk_left || snk.snk_MD == snk.snk_right))
snk.snk_MD = snk.snk_up;
if(nChar == VK_DOWN && (snk.snk_MD == snk.snk_left || snk.snk_MD == snk.snk_right))
snk.snk_MD = snk.snk_down;
// snk.SnakeRun();
// Invalidate(FALSE); // 刷新屏幕
}
/////////////////////////////////////////////////////////////////////////////
// CSnakesSubsonicView message handlers
BOOL CSnakesSubsonicView::LoadBMP(char *Filename, GLuint &texture)
{
FILE *File=NULL; // File Handle
AUX_RGBImageRec *pImage = NULL;
if (!Filename) // Make Sure A Filename Was Given
{
return FALSE; // If Not Return NULL
}
File=fopen(Filename,"r"); // Check To See If The File Exists
if (File) // Does The File Exist?
{
fclose(File); // Close The Handle
pImage = auxDIBImageLoad(Filename); // Load The Bitmap And Return A Pointer
}
if(pImage == NULL)
return FALSE;
glGenTextures(1, &texture);
glBindTexture (GL_TEXTURE_2D,texture);
gluBuild2DMipmaps(GL_TEXTURE_2D,4, pImage->sizeX,
pImage->sizeY,GL_RGB, GL_UNSIGNED_BYTE,pImage->data);
free(pImage->data);
free(pImage);
return TRUE;
}
void CSnakesSubsonicView::LoadT16(char *filename, GLuint &texture)
{
glGenTextures(1, &texture);
glBindTexture(GL_TEXTURE_2D, texture);
BITMAPINFOHEADER bitHeader;
unsigned char *buffer;
buffer=LoadBitmapFileWithAlpha(filename,&bitHeader);
gluBuild2DMipmaps(
GL_TEXTURE_2D,
4,
bitHeader.biWidth,
bitHeader.biHeight,
GL_RGBA,
GL_UNSIGNED_BYTE,
buffer
);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
free(buffer);
}
void CSnakesSubsonicView::OnDestroy()
{
CView::OnDestroy();
// TODO: Add your message handler code here
HGLRC hrc;
// KillTimer(1);
hrc=::wglGetCurrentContext();
::wglMakeCurrent(NULL,NULL);
if(hrc)
::wglDeleteContext(hrc);
if(m_pDC)
delete m_pDC;
}
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